Methods in Exploration Series #2: Seismic Models of Sandstone Stratigraphic Traps in Rocky Mountain Basins - Introduction

Robert T. Ryder, Myung W. Lee, Gerald N. Smith

AAPG Special Volumes

... such as sampling rate (1 millisecond; ms), shotpoint spacing (660 ft), and shot wavelet (80- and 40-Hz symmetrical Ricker wavelet) remained constant throughout...

Abstract: Correlation of P-P and P-S Data in Yinggehai Basin, South China Sea; #90171 (2013)

Jinfeng Ma, Le Gao, and Igor Morozov

Search and Discovery.com

... making the P-S synthetic seismogram, we made a P-P synthetic seismogram by using 25-Hz zero-phase Ricker wavelet, and calibrated the PZ section (Figure 2...

Abstract: Two-stage Blind Deconvolution; #90187 (2014)

Mafijul Islam Bhuiyan and Mauricio D. Sacchi

Search and Discovery.com

... examples. To begin with, a synthetic seismic data is constructed by convolving a sparse reflectivity series with a Ricker wavelet of 600 phase rotation...

Abstracts: Color Correction for Gabor Deconvolution: A Test with Field Data; #90173 (2015)

Peng Cheng, Gary F. Margrave, David C. Henley

Search and Discovery.com

.... The synthetic seismic trace was created using a Ricker wavelet with a dominant frequency of 40Hz. The last event of the synthetic seismic trace is generated...

Abstracts: Feasibility of 4D Multicomponent Seismic Methods for Monitoring CO2 Storage in the Redwater Leduc Reef, Alberta; #90173 (2015)

Taher M. Sodagar and Don C. Lawton

Search and Discovery.com

... were generated by convolving the reflectivity functions at the computed arrival times with a zero-phase 40 Hz Ricker wavelet for PP data and a 20 Hz...

Modeling frequency attenuation due to gas in sandstone and carbonate gas reservoirs

Saleh Almeshari

International Meeting for Applied Geoscience and Energy (IMAGE)

... Then, this model was used for ray tracing with the Q values and convolved with a 25 Hz Ricker wavelet with European polarity to generate synthetic...

A method to identify subtle carbonate reservoirs

Shaoying Chang, Mengxiu Wang, Kaiyuan Ji

International Meeting for Applied Geoscience and Energy (IMAGE)

... obtained from the carbonate reservoirs but it is worth applying for other convolution of the model (figure 1a) with 35HZ ricker reservoirs. wavelet...

Quantitative Interpretation: Use of Seismic Inversion Data to Directly Estimate Hydrocarbon Reserves and Resources

James Shadlow, Adam Craig, David Christiansen, Robert Mitchell

Petroleum Exploration Society of Australia (PESA)

... mathematically) zero-phase Ricker wavelet, matched to the dominant frequency in the Triassic at the well. Generally, the checkshot data showed a very good match...

A method of attenuating bubble effect based on frequency domain filter

Yifei Xiao, Jianguo Song

International Meeting for Applied Geoscience and Energy (IMAGE)

...). The continuous expansion and contraction of bubbles results in longer seismic wavelet lengths and more complex waveforms, reducing the signal-to-noise...

Least-squares migration utilizing high-resolution point spread functions generated from local angle domain illumination vectors

Matan Shustak, Orly Kletenik-Edelman, Ronit Levy, Zvi Koren

International Meeting for Applied Geoscience and Energy (IMAGE)

...he PSF was generated from the LAD for each image point, using a 20Hz Ricker wavelet at the target area. The LSM image reveals enhanced details and high-dip fe...

Seismic Resolution and Analysis of Thin Pay Beds (Paper C12)

M. Sajid, D. P. Ghosh, Z. T. H. Zuhar

Geological Society of Malaysia (GSM)

... of the signal i.e. Similarly for higher order derivatives. (1) Maximum resolvable thickness by Widess (1973) is /4 of the wavelength. Wavelet has two lobs...

Abstracts: Nodal Galerkin Methods for Numerical Modelling of Linear Elasticity with Absorbing Boundary Conditions; #90173 (2015)

Matt McDonald, Michael Lamoureux, and Gary Margrave

Search and Discovery.com

... functions, and the forces are taken to be a Ricker wavelet in time and conservative in space. Various models for anisotropy or viscoelasticity can...

Abstract: Time-Reversal Extrapolation for Microseismic Event Localization; #90224 (2015)

Zhenhua Li and Mirko van der Baan

Search and Discovery.com

... triangles, while the source is explosive modeled with a Ricker wavelet with a peak frequency of 30HZ. Both the pressure and particle velocities...

Understanding Seismic Detection and Resolution of High-Frequency Sequences and Systems Tracts

Hongliu Zeng

Search and Discovery.com

... is better resolved than interface! Factors that control BR (30 Hz, 90° Ricker) 1. 2. Bed thickness Bed-thickness ratio (sand-shale-sand) (sand...

The Balance between Geophysics and Geology in Seismic Interpretation, by Alistair R. Brown, #40615 (2010).

Search and Discovery.com

De-Risking a Gas Development Using Geophysical Methods; #41086 (2012)

Alessandro Mannini, Phil Rawstron, Shin Ni Chai, and Andrew Spedding

Search and Discovery.com

... to the lack of well controls as well as due to the uncertainties associated with wavelet extractions near the gas cloud. In order to account for the above...

Spectral Decomposition for 3-D Geomodeling, by Brad C. Wallet; #41408 (2014).

Search and Discovery.com

One-Dimensional Prestack Seismic Inversion with Very Fast Simulated Annealing using Edge-Preserving-Smoothing Filter; #41576 (2015)

Somanath Misra, Mauricio Sacchi

Search and Discovery.com

... the Aki-Richards approximation of Zoeppritz equations. The angle-dependent reflection coefficients are further convolved with a known Ricker wavelet...

Seismic Profile Through Patrick Draw-Table Rock Area, East Flank Rock Springs Uplift, Wyoming

Robert T. Ryder, Myung W. Lee, Warren F. Agena, Robert C. Anderson

Wyoming Geological Association

... a symmetrical 80-Hz Ricker wavelet. Stratigraphic units contributing to the major reflection horizons are identified. The reflection coefficient (Rc...

Seismic diffractions separation and imaging based on convolutional neural network

Jiaxing Sun, Jidong Yang, Zhenchun Li, Jianping Huang, Jie Xu

International Meeting for Applied Geoscience and Energy (IMAGE)

... of 500×500 and a spatial spacing of 10m. The Ricker explosive source with a peak frequency of 10Hz is used. 180 shots are evenly distributed...

Inverse scattering theory: Time-dependent perturbation theory for wave scattering in time varying media

Xingguo Huang, Ru-Shan Wu, Pan Zhang, Wenrui Ye, Morten Jakobsen

International Meeting for Applied Geoscience and Energy (IMAGE)

... is a Ricker wavelet with a dominant frequency of 20 Hz. The recording time is 2 s and the sample interval is 1ms. The medium is perturbed at t = 0.4s...

Automated hyper-parameter optimization for deep learning framework to simulate boundary conditions for wave propagation

Harpreet Kaur, Sergey Fomel, Nam Pham

International Meeting for Applied Geoscience and Energy (IMAGE)

... a low-rank extrapolation operator (Fomel et al., 2013) with a 20-Hz Ricker wavelet and a time step of 2 ms. A blind test slices is shown in Figure 3b...

The Integration of Geophysical, Geological and Petrophysical Data: A Case Study in North West Java, Indonesia

M. Koswara, J. Negre, L. Hendrata

Southeast Asia Petroleum Exploration Society (SEAPEX)

... be in the form of GEOGRAM* (Synthetic Seismogram) or VSP (Vertical Seismic Profile) processed data, have to be reconciled through a wavelet residual...

Elastic-AdjointNet: A physics-guided deep autoencoder to overcome crosstalk effects in multiparameter full-waveform inversion

Arnab Dhara, Mrinal Sen

International Meeting for Applied Geoscience and Energy (IMAGE)

... in multiparameter full waveform inversion. The grid size of the velocity model is 150x294 with a grid interval of 10 m. A Ricker wavelet with a peak...

Analysis of the impact of demigration on traveltime-based reflection full-waveform inversion

Hong Liang, Houzhu (James) Zhang, Hongwei Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

...simple two-layer model with one reflector at depth of 1500 m (source wavelet is a Ricker wavelet with peak frequency of 10Hz). The velocity in the upper...